diff --git a/CHANGE.md b/CHANGE.md
index 8587fc8..ddc25d7 100644
--- a/CHANGE.md
+++ b/CHANGE.md
@@ -11,4 +11,6 @@ value 改为了 label，使用 v-model，废弃 checked
 ### Switch
 废弃checked， 改为了 value，使用 v-model
 ### Badge
-class 改为了 className
\ No newline at end of file
+class 改为了 className
+### InputNumber
+使用 v-model
\ No newline at end of file
diff --git a/README.md b/README.md
index bcc1384..2d14427 100644
--- a/README.md
+++ b/README.md
@@ -31,7 +31,7 @@
 - [ ] TimePicker
 - [ ] Cascader
 - [ ] Transfer
-- [ ] InputNumber
+- [x] InputNumber
 - [ ] Rate
 - [ ] Upload
 - [ ] Form
diff --git a/src/components/input-number/input-number.vue b/src/components/input-number/input-number.vue
index 1534317..46f014b 100644
--- a/src/components/input-number/input-number.vue
+++ b/src/components/input-number/input-number.vue
@@ -92,7 +92,8 @@
             return {
                 focused: false,
                 upDisabled: false,
-                downDisabled: false
+                downDisabled: false,
+                currentValue: this.value
             };
         },
         computed: {
@@ -164,7 +165,7 @@
                 }
 
                 const targetVal = Number(e.target.value);
-                let val = Number(this.value);
+                let val = Number(this.currentValue);
                 const step = Number(this.step);
                 if (isNaN(val)) {
                     return false;
@@ -196,9 +197,11 @@
             },
             setValue (val) {
                 this.$nextTick(() => {
-                    this.value = val;
+                    this.currentValue = val;
+                    this.$emit('input', val);
                     this.$emit('on-change', val);
-                    this.$dispatch('on-form-change', val);
+                    // todo 事件
+//                    this.$dispatch('on-form-change', val);
                 });
             },
             focus () {
@@ -224,7 +227,7 @@
 
                 if (isValueNumber(val)) {
                     val = Number(val);
-                    this.value = val;
+                    this.currentValue = val;
 
                     if (val > max) {
                         this.setValue(max);
@@ -234,7 +237,7 @@
                         this.setValue(val);
                     }
                 } else {
-                    event.target.value = this.value;
+                    event.target.value = this.currentValue;
                 }
             },
             changeVal (val) {
@@ -250,11 +253,14 @@
                 }
             }
         },
-        compiled () {
-            this.changeVal(this.value);
+        mounted () {
+            this.changeVal(this.currentValue);
         },
         watch: {
             value (val) {
+                this.currentValue = val;
+            },
+            currentValue (val) {
                 this.changeVal(val);
             }
         }
diff --git a/src/index.js b/src/index.js
index ad1b2af..8b36d27 100644
--- a/src/index.js
+++ b/src/index.js
@@ -18,7 +18,7 @@ import Checkbox from './components/checkbox';
 // import Form from './components/form';
 import Icon from './components/icon';
 import Input from './components/input';
-// import InputNumber from './components/input-number';
+import InputNumber from './components/input-number';
 // import LoadingBar from './components/loading-bar';
 // import Menu from './components/menu';
 // import Message from './components/message';
@@ -74,7 +74,7 @@ const iview = {
     Icon,
     // iInput: Input,
     Input,
-    // InputNumber,
+    InputNumber,
     // LoadingBar,
     // Menu,
     // MenuGroup: Menu.Group,
diff --git a/test/app.vue b/test/app.vue
index 220e57e..831fdd0 100644
--- a/test/app.vue
+++ b/test/app.vue
@@ -25,6 +25,7 @@ li + li { border-left: solid 1px #bbb; padding-left: 10px; margin-left: 10px; }
                 <li><router-link to="/alert">Alert</router-link></li>
                 <li><router-link to="/badge">Badge</router-link></li>
                 <li><router-link to="/tag">Tag</router-link></li>
+                <li><router-link to="/input-number">InputNumber</router-link></li>
             </ul>
         </nav>
         <router-view></router-view>
diff --git a/test/main.js b/test/main.js
index b7031c1..85c1382 100644
--- a/test/main.js
+++ b/test/main.js
@@ -64,6 +64,10 @@ const router = new VueRouter({
         {
             path: '/tag',
             component: require('./routers/tag.vue')
+        },
+        {
+            path: '/input-number',
+            component: require('./routers/input-number.vue')
         }
     ]
 });
diff --git a/test/routers/input-number.vue b/test/routers/input-number.vue
new file mode 100644
index 0000000..f2494ed
--- /dev/null
+++ b/test/routers/input-number.vue
@@ -0,0 +1,25 @@
+<template>
+    <div>
+        <Input-number :max="10" :min="-1" v-model="v1"></Input-number>
+        {{ v1 }}
+        <div @click="c">change v1</div>
+        <Input-number disabled :max="10" :min="1" :step="1.2" v-model="v2"></Input-number>
+    </div>
+</template>
+<script>
+    export default {
+        props: {},
+        data () {
+            return {
+                v1: 1,
+                v2: 1
+            };
+        },
+        computed: {},
+        methods: {
+            c () {
+                this.v1 = 5;
+            }
+        }
+    };
+</script>
\ No newline at end of file
diff --git a/test/routers/tag.vue b/test/routers/tag.vue
index b37f111..099a461 100644
--- a/test/routers/tag.vue
+++ b/test/routers/tag.vue
@@ -35,9 +35,7 @@
     </div>
 </template>
 <script>
-    import { Tag, Modal, iButton } from 'iview';
     export default {
-        components: { Tag, Modal, iButton },
         data () {
             return {
                 modal1: false,
--
libgit2 0.21.4